Minor tweaks to install.sh.

scripts/install.sh

@@ -115,7 +115,7 @@ if [ ! -z "$AIRLOCK" ]
 then
 
   # Tools needed to build packages
-  for i in ar as nm cc make ld gcc objdump $PENDING $HOST_EXTRA
+  for i in $TOOLCHAIN $PENDING $HOST_EXTRA
   do
     if [ ! -f "$i" ]
   then

scripts/make.sh

@@ -13,8 +13,7 @@ UNSTRIPPED="generated/unstripped/$(basename "$OUTNAME")"
 
 # Since each cc invocation is short, launch half again as many processes
 # as we have processors so they don't exit faster than we can start them.
-[ -z "$CPUS" ] &&
-  CPUS=$((($(echo /sys/devices/system/cpu/cpu[0-9]* | wc -w)*3)/2))
+[ -z "$CPUS" ] && CPUS=$(($(nproc)+1))
 
 if [ -z "$SED" ]
 then